| MEMarathon Equipment | Phoenix | AZ | — | ◇ UNVERIFIED |
| MAMarble and Granite Castle, INC. | Lake Park | FL | — | ◇ UNVERIFIED |
| MAMarble and Granite International, INC. | Waltham | MA | — | ◇ UNVERIFIED |
| MAMarble and Granite Pro | Peabody | MA | — | ◇ UNVERIFIED |
| MBMarble Bridge INC | Naples | FL | — | ◇ UNVERIFIED |
| MDMarble Den | Broxton | GA | — | ◇ UNVERIFIED |
| MDMarble Design Concepts INC | Franklin | TN | — | ◇ UNVERIFIED |
| MGMarble & Granite Remnants & Restoration LLC | Portland | OR | — | ◇ UNVERIFIED |
| MGMarble Granite World, INC. | Kernersville | NC | — | ◇ UNVERIFIED |
| MEMarbleman Enterprises | San Lorenzo | CA | — | ◇ UNVERIFIED |
| MMMarble Mantel, INC. | Rockville | MD | — | ◇ UNVERIFIED |
| MMMarble Masters, Stone Care Specialists, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| MMMarble Mountain Creations | Rome | GA | — | ◇ UNVERIFIED |
| MPMarble & Polish, INC. | Malden | MA | — | ◇ UNVERIFIED |
| MPMarble Prods INC | Webster | TX | — | ◇ UNVERIFIED |
| MSMarble Shop INC | Pittsburg | CA | — | ◇ UNVERIFIED |
| MVMarble Ventures, INC. | Ogden | UT | — | ◇ UNVERIFIED |
| MWMarble Works of Pensacola, INC. | Pensacola | FL | — | ◇ UNVERIFIED |
| MBMarc Burroughs | La Jolla | CA | — | ◇ UNVERIFIED |
| MMMarc Mahowald Dba Stone on Demand | Lake Elmo | MN | — | ◇ UNVERIFIED |
| MAMarco A. Hernandez, an Individual | Windsor | CA | — | ◇ UNVERIFIED |
| MFMarco Fine Furniture, INC | San Francisco | CA | — | ◇ UNVERIFIED |
| MMMarco Marrujo | San Diego | CA | — | ◇ UNVERIFIED |
| MPMarc Prause and Jessica Prause | Carson City | NV | — | ◇ UNVERIFIED |
| MEMarden Enterprises INC Dba Steven Cabinets | Minneapolis | MN | — | ◇ UNVERIFIED |
| MIMariak Industrial | Compton | CA | — | ◇ UNVERIFIED |
| MCMarina Cabinets | Vallejo | CA | — | ◇ UNVERIFIED |
 Marine Fenders International INC | Wilmington | CA | — | ◇ UNVERIFIED |
| MLMarine Lee & Associates, INC. | Raleigh | NC | — | ◇ UNVERIFIED |
| MCMarion Cultured Marble, Incorporated Dba Wilson Ma | Marion | NC | — | ◇ UNVERIFIED |
| MBMark Beauchamp Building Contractor | Wailuku | HI | — | ◇ UNVERIFIED |
| MCMark Cheavacci Custom Cabinetry & Millwork | Novato | CA | — | ◇ UNVERIFIED |
| MCMarketing Card Technology, LLC | Darien | IL | — | ◇ UNVERIFIED |
| MHMarketing Holders Real Estate LLC | Mims | FL | — | ◇ UNVERIFIED |
| MLMark Lomakin | Port St. Lucie | FL | — | ◇ UNVERIFIED |
| MRMark R Swan Dba Swan Custom Cabinets | Madera | CA | — | ◇ UNVERIFIED |
| MLMar Les Cabinets INC | Englewood | CO | — | ◇ UNVERIFIED |
| MPMarlo Plastic Products INC. | Manalapan | NJ | — | ◇ UNVERIFIED |
| MPMarlo Plastic Products, INC. | Neptune | NJ | — | ◇ UNVERIFIED |
| MHMarmol Hawaii INC. | Honolulu | HI | — | ◇ UNVERIFIED |
| MGMarmolite Granite - Marble INC | Wilmington | NC | — | ◇ UNVERIFIED |
| MOMarquardt Outdoors, Llcdba Davis Tent an D Awning | Denver | CO | — | ◇ UNVERIFIED |
| MKMarquez Kitchen & More LLC | Cidra | PR | — | ◇ UNVERIFIED |
| MGMarshall Gruber Systems, INC. | Mansfield | TX | — | ◇ UNVERIFIED |
| MJMartin Joseph Coppa, Sr., an Individual | Concord | CA | — | ◇ UNVERIFIED |
| MMMartin Marietta San Diego Aggregates, Llc-lakeside Hma | Lakeside | CA | — | ◇ UNVERIFIED |
| MHMartins Home Improvement | Sumter | SC | — | ◇ UNVERIFIED |
| MWMartin Wood Products Inc | Bonners Ferry | ID | — | ◇ UNVERIFIED |
| MWMartin Woodworks INC. | West Warwick | RI | — | ◇ UNVERIFIED |
| MSMartus Stone, LLC. | Elkhart | TX | — | ◇ UNVERIFIED |
| MLMarvin L Walker & Assoc | Norcross | GA | — | ◇ UNVERIFIED |
| MPMaryland Place Holder 15 | Elkridge | MD | — | ◇ UNVERIFIED |
| MSMaryland Style Marble & Granite, INC | Edgewater | MD | — | ◇ UNVERIFIED |
| MSMary Stanton | San Ysidro | CA | — | ◇ UNVERIFIED |
| MMMaryville Monument LLC | Maryville | TN | — | ◇ UNVERIFIED |
| MCMasco Cabinetry | Los Lunas | NM | — | ◇ UNVERIFIED |
| MCMasco Cabinetry LLC | Mount Jackson | VA | — | ◇ UNVERIFIED |
| MCMasco Cabinetry LLC | Hardeeville | SC | — | ◇ UNVERIFIED |
| MCMasco Cabinetry LLC - Los Lunas | Los Lunas | NM | — | ◇ UNVERIFIED |
| MCMasco Cabinetry Middlefield, LLC. | Orwell | OH | — | ◇ UNVERIFIED |
| MRMason Ridge LLC | Green Bay | WI | — | ◇ UNVERIFIED |
| MSMasonville Stone | Masonville | NY | — | ◇ UNVERIFIED |
| MCMassey Construction Services, Inc. | Tulsa | OK | — | ◇ UNVERIFIED |
| MIMass-granite, INC. | Acton | MA | — | ◇ UNVERIFIED |
| MSMas Supply, INC. | Pingree Grove | IL | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets | Louisville | KY | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets Hilltop Warehouse | Ferdinand | IN | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets INC. | Lynchburg | VA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets, INC. | Manassas | VA | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets, INC. | Arthur | IL | — | ◇ UNVERIFIED |
| MCMasterbrand Cabinets, INC #5 | Huntingburg | IN | — | ◇ UNVERIFIED |
| MBMaster Brand INC | Colton | CA | — | ◇ UNVERIFIED |
| MLMastercast, LTD. | Pawtucket | RI | — | ◇ UNVERIFIED |
| MMastercraft | Denver | CO | — | ◇ UNVERIFIED |
| MLMasterglas LLC | Lakeville | MN | — | ◇ UNVERIFIED |
| MMMaster Marble INC Holden | Holden | MO | — | ◇ UNVERIFIED |
| MMMaster Millwork, INC | Randolph | MA | — | ◇ UNVERIFIED |
| MMMaster Molders INC | Orangeburg | SC | — | ◇ UNVERIFIED |
| MIMastermolding, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| MSMaster Stone, LLC | Sheridan | CO | — | ◇ UNVERIFIED |
| MSMaster Stone Plus, INC | Orlando | FL | — | ◇ UNVERIFIED |
| MCMasterWorks Custom Cabinets LLC | Smyrna | TN | — | ◇ UNVERIFIED |
| MHMastic Home Exteriors, INC. | Stuarts Draft | VA | — | ◇ UNVERIFIED |
| MPMatchless Plastics INC | Plymouth | MN | — | ◇ UNVERIFIED |
| MCMatheson Cabinets INC | Victoria | MN | — | ◇ UNVERIFIED |
| MIMatrix, Iv, INC | Woodstock | IL | — | ◇ UNVERIFIED |
| MMMatrix Manufacturing | Wyoming | MI | — | ◇ UNVERIFIED |
| MZmatrix z llc | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| MZmatrix z llc | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| MCMatthew C. Luedecke, an Individual | Petaluma | CA | — | ◇ UNVERIFIED |
 Matthews International Corporation | Whittier | CA | — | ◇ UNVERIFIED |
| MPMatzke Properties LAX, LLC | La Crosse | WI | — | ◇ UNVERIFIED |
| MEMauch Enterprises, LLC | Spokane Valley | WA | — | ◇ UNVERIFIED |
| MMMaugus Manufacturing Incorporated | Lancaster | PA | — | ◇ UNVERIFIED |
| MCMaui Cup a Division of Letica Corporation | Pittston | PA | — | ◇ UNVERIFIED |
| MCMaui Custom Woodworks, INC. | Kahului | HI | — | ◇ UNVERIFIED |
| MMMaurice Moore Memorials | Chicago Ridge | IL | — | ◇ UNVERIFIED |
| MCMauser CORP | Nitro | WV | — | ◇ UNVERIFIED |
| MCMauser CORP | Addison | IL | — | ◇ UNVERIFIED |
| MUMauser USA LLC | Clarkston | MI | — | ◇ UNVERIFIED |
